MESSAGE
| DATE | 2004-11-20 |
| FROM | Billy
|
| SUBJECT | Re: [hangout] Perl vs. PHP
|
Ruben Safir wrote:
>>That's my least favorite Perl feature. They give you this as a
>>consolation prize:
>>
>>for($var){
>> /foo/ and do { stuff; last };
>> /bar/ and do { barstuff; last };
>> /bat/ and do { batstuff; last };
>> /baz/ and do { bazstuff; last };
>>do { defaultstuff; last };
>>}
>>
>
>No
>
>sub1 if ($var =~ blah );
>sub2 if ($var =~ blah2);
>sub3 if (var =~ blah2);
>
>
>And there is a zillion other ways.
>
>Even hook up a sub ref to a hash.
>
that is NOT THE SAME THING!
if $var matches blah and blah2, you're going
to execute sub1, sub2, and sub3. In a switch
statement, you only want ONE of these to happen.
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